Tourmaline Structure Data

Tourmaline Structure Data
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Tourmaline

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Tourmaline_5
Formula: Si5.76 B3 Ca.01 K.01 Na.81 Al6.78 Mg.6 Ti.06 Fe.9 Li.66 O30.45 F.55 H4
Name: Tourmaline
Unit cell: 15.921 15.921 7.137 90.0 90.0 120.0 , V=1566.70
Space group: R3M (160)

Camara F , Ottolini L , Hawthorne F C , American Mineralogist , 87 (2000) p.1437-1442, Crystal chemistry of three tourmalines by SREF, EMPA and SIMS, Sample: Crystal 3 from a pegmatite at Minas Gerais, Brazil

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